查询词典 gas-mask

In order to seek gas compressor, cooler and other equipments serious ash deposition reason in the fuel gas generating equipment system, data analysis discovers that system deposition mostly come from sulfureted hydrogen in coke oven gas by gas ash content and component measurement.

为寻求燃气发电系统中煤气压缩机，冷却器等设备积灰严重的原因，由燃气的灰含量及其成分的测定数据分析发现，系统的积灰主要是来自焦炉煤气中的硫化氢，因此控制煤气中的硫化氢含量是关键。

Owing to the loss of product and unsafe circumstance when oil-gas products were loaded into uncorked tank cars in petrochemical enterprises, an improved technique was obtained by the following measures in Zhongyuan Oil-field Natural Gas Process Factory: using the technique of close loading and oil-gas absorption with current nontoxic diluent as absorber at low temperature, the oil-gas vaporized was recovered and returned to the raw material processing.

针对石化企业敞口槽车充装油气产品造成产品损耗及安全隐患的情况，中国石化中原油田天然气处理厂利用密闭装车技术和低温吸收技术，以现有的无毒稀释剂作为吸收剂，将气相挥发产品回收并返至原料重新处理，成功地对原工艺进行了改造。

In early 2004 after the establishment of industrial gas center, first of all, the implementation of the gas renovation project, using new welding and cutting gas supply to replace the points with the car company for decades the use of acetylene gas pipeline.

2004年年初工业气体中心成立后，首先实施了供气改造工程，用新型焊割气分点供气取代了同车公司使用了几十年的乙炔气管道供气。

The subject has completed existing tail gas purification and recovery system from four aspects:(1) carbonation tail gas purification;(2) ammonia cleaning of soda ash filtering machine filtered tail gas;(3) NH3 and CO2 recovery and utilization of sodium carbonate producing tank;(4) distillation and recovery of furnace gas condensate.

本课题从四个方面完善现有纯碱尾气净化与回收系统：(1)碳化尾气净化；(2)滤碱机过滤尾气净氨；(3)出碱槽NH_3、CO_2的回收与利用；(4)炉气冷凝液的蒸馏与回收。

Natural gas hydrate formation has dualism: on the one hand,natural gas hydrate will result in blocking flowlines and process equipment during gas production and gathering and transportation,which will directly effect normal production of oil and gas and bring about serious safe problems.

天然气水合物的生成具有双重性，一方面在天然气开采和集输过程中，水合物的生成会造成集输管线和生产设备堵塞，不仅直接影响油气工业的正常生产还会带来严重的安全问题；另一方面，基于天然气水合物的各种应用技术又具有诱人的工业应用前景。

In order to understand the amount of the argon gas entered the mold and the distribution of argon gas in the mold when blowing argon gas through stopper or upper nozzle, the water model with 1∶1 scale was built to investigate the effects of casting speed, argon flow rate, the manner of blowing argon, nozzle port angle and other parameters on the argon gas distribution in the different wide slab casting mold.

针对塞棒、上水口吹氩时，吹入的氩气有多少进入到结晶器钢水内和氩气在结晶器断面上如何分布的问题，采用1：1水模型，重点研究了吹气量、吹气方式、拉速、浸入式水口倾角等工艺参数对不同宽度结晶器内气体分布状况的影响。

The difference between the calculating results of gas-oil rate considering or neglecting casing gas is compared. It is demonstrated that bigger error will be caused without considering casing gas. When the pressure at the casing shoe is lower than the babble point pressure, there is a certain proportion relation between the easing gas production and the submergence pressure as well as the easing-tubing sectional area ratio.

针对放套管气生产油井，现场测试了多口油井的套管气量，比较了考虑套管气与忽略套管气对气油比计算结果的差异，证明忽略套管气产量会给气油比计算结果带来较大偏差。

Gas flow from borehole directly relates to the gas emission from drill drainage coal bed and judging the initial velocity of gas emission from the borehole. Therefore the study on the change and trend of gas flow has significant practical value.

钻孔瓦斯流量直接关系着钻孔抽放煤层瓦斯涌出量及钻孔瓦斯涌出初速度的判定，因此研究钻孔瓦斯流量的变化及发展趋势具有较大实用价值。

The valve is widely used at pipe of coal gas, air and other gas in metallurgy, building material, chemical industries etc. It can be used to cut off gas medium and let out gas.

煤气放散阀广泛应用于冶金、建材、化工等行业的煤气、空气和其它气体管道，作为切断气体介质设备，也可用于气体的排放和发散。

The synthetic gas and ash composition heat transfer and flow in vertical pipe of coal gasifier are simulated and analyzed by the theory and program presented. The temperature、velocity and concentration variations of synthetic gas and ash composition are accomplished. The influences of coal gasifier working condition and vertical pipe parameters on the gas and ash cooling process are discussed. The law of solid-gas two phase turbulent flow and heat transfer is further revealed.

本文还应用上述理论和程序，在国内首次对气化炉激冷室下降管内合成气和灰份的流动和传热过程进行了数值计算和分析，得到下降管内合成气和灰份的温度、速度和浓度等参数的变化，还讨论了气化炉运行参数和下降管结构参数如气化温度、下降管尺寸、灰份性质等参数变化对合成气降温过程的影响，进一步揭示了下降管内气固两相的流动和传热规律。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。